Toxicological trivia from August 14, 2013: There are a number of herbal products that are touted as personal use repellents against mosquitoes, which are available in health food stores and veterinary and which are lotions produced domestically  with distilled water, alcohol or edible oils. Thus the available information on the effectiveness and safety of most of these products is limited. An example of these plants is the image, that is;a) Lavender:b) Basil;c) Geranium.

Correct Answer a. They are used clove oil, geranium, peppermint oil, castor oil, lavender, cedar oil and other assets. Read more in Monograph in Spanish on repellents. Update 2009: Other repellents.
Read also related: Homemade mosquito repellents may be an easier and healthier alternative to commercial products